Paris climate activists plan human chain on global day of action

By Alister Doyle PARIS (Reuters) - Activists plan to join arms and form a "human chain" in Paris on Sunday to urge action on global warming, in a muted rally after attacks on the city by Islamic State, at the heart of worldwide protests on the eve of a U.N. climate summit in France. More than 2,000 climate events are planned in cities including Sydney, Jakarta, Berlin, London, Sao Paulo and New York, making it one of the biggest days of action on climate change in history, organisers say. Activi